Bulletin #4048, Let’s Preserve: Sweet Corn (PDF) Developed by Penn State Cooperative Extension with special project funds from Extension Service, U.S. Department of Agriculture. For information about UMaine Extension programs and resources, visit extension.umaine.edu. Find more of our publications and books at extension.umaine.edu/publications/. Some Recommended Varieties Jubilee, Kandy Korn, and Merit are good yellow varieties.